The Simrad 000-12395-001 StructureScan 3D uses multi-beam sonar technology to reveal underwater terrain and fish-holding structure in a super-wide, 180°, 3-dimensional view beneath your boat. These exclusive 3-dimensional views can only be displayed on Lowrance HDS Gen3 fishfinder/chartplotters or Simrad NSS evo2 and NSO evo2 navigational systems. SideScan 3D Skimmer transducer included. Features: Easy-to-Understand Sonar Images - Leading Edge scanning reference provides clear graphical illustration of sonar beamsSelectScan Target Identification - Automatically shades fish-holding cover and suspended targets in a contrasting color, making target identification quicker and easier than ever beforeEasily identify vertical drops and crucial depth changesEasily understand where fish and fish-holding structure are located ScanTrack allows viewing of 3D images from any angle with pan-tilt-rotate controlIncreased SideScan Range and Unrivaled Clarity-Scan up to 600 feet to each side of the boat with incredibly detailed, high-definition views 3D Waypoint Overlay makes it easy to revisit fishing areas, structure, and other underwater features